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https://issues.apache.org/jira/browse/SPARK-14228?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16285920#comment-16285920
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KaiXinXIaoLei commented on SPARK-14228:
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Using this patch, this problem is still exists.
> Lost executor of RPC disassociated, and occurs exception: Could not find
> CoarseGrainedScheduler or it has been stopped
> ----------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-14228
> URL: https://issues.apache.org/jira/browse/SPARK-14228
> Project: Spark
> Issue Type: Bug
> Reporter: meiyoula
> Fix For: 2.3.0
>
>
> When I start 1000 executors, and then stop the process. It will call
> SparkContext.stop to stop all executors. But during this process, the
> executors has been killed will lost of rpc with driver, and try to
> reviveOffers, but can't find CoarseGrainedScheduler or it has been stopped.
> {quote}
> 16/03/29 01:45:45 ERROR YarnScheduler: Lost executor 610 on 51-196-152-8:
> remote Rpc client disassociated
> 16/03/29 01:45:45 ERROR Inbox: Ignoring error
> org.apache.spark.SparkException: Could not find CoarseGrainedScheduler or it
> has been stopped.
> at
> org.apache.spark.rpc.netty.Dispatcher.postMessage(Dispatcher.scala:161)
> at
> org.apache.spark.rpc.netty.Dispatcher.postOneWayMessage(Dispatcher.scala:131)
> at org.apache.spark.rpc.netty.NettyRpcEnv.send(NettyRpcEnv.scala:173)
> at
> org.apache.spark.rpc.netty.NettyRpcEndpointRef.send(NettyRpcEnv.scala:398)
> at
> org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend.reviveOffers(CoarseGrainedSchedulerBackend.scala:314)
> at
> org.apache.spark.scheduler.TaskSchedulerImpl.executorLost(TaskSchedulerImpl.scala:482)
> at
> org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint.removeExecutor(CoarseGrainedSchedulerBackend.scala:261)
> at
> org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint$$anonfun$onDisconnected$1.apply(CoarseGrainedSchedulerBackend.scala:207)
> at
> org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint$$anonfun$onDisconnected$1.apply(CoarseGrainedSchedulerBackend.scala:207)
> at scala.Option.foreach(Option.scala:236)
> at
> org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint.onDisconnected(CoarseGrainedSchedulerBackend.scala:207)
> at
> org.apache.spark.rpc.netty.Inbox$$anonfun$process$1.apply$mcV$sp(Inbox.scala:144)
> at org.apache.spark.rpc.netty.Inbox.safelyCall(Inbox.scala:204)
> at org.apache.spark.rpc.netty.Inbox.process(Inbox.scala:102)
> at
> org.apache.spark.rpc.netty.Dispatcher$MessageLoop.run(Dispatcher.scala:215)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {quote}
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